Blog · Topic
Agents
Giving agents live search and AI answers as a tool, through MCP, LangChain or a direct call, and keeping the cost and latency of that tool predictable.
Articles
Best MCP servers for web search in 2027
Brave, Tavily, Exa, Perplexity, Firecrawl, Bright Data, SerpApi, Jina, Linkup, Kagi and AnswerLine MCP servers compared: hosted or local, tools, auth and price per call.
MCP setup for Cursor and Claude Code: ask AI engines
Connect Cursor or Claude Code to the hosted MCP server so the editor can query ChatGPT, Perplexity, Gemini, Copilot, Grok, Google and Google AI Mode as tools, with costs and key safety.
Give a LangChain agent live AI answers as a tool
Turn ChatGPT, Gemini and Google News into LangChain tools so an agent checks live answers mid-reasoning. JavaScript and Python setup, plus guardrails.
Best search APIs for AI agents and RAG in 2027
Tavily, Exa, Brave, Perplexity, Serper, SerpApi and AnswerLine compared for LLM agents: what each returns, verified prices, MCP support and when to pick which.
Brave Search API vs a Google SERP API: index, terms and cost
Brave's independent index vs Google SERP data: what each returns, verified plans and rate limits, storage and AI-use terms, and parameters side by side.
Exa vs Google search results: discovery or ranking truth
Exa's own index and neural search next to Google SERP data: what each returns, verified prices and rate limits, freshness controls, and a hybrid pattern.
Tavily vs Google search results: when each one fits
Tavily's agent search next to Google SERP data: what each returns, verified credit costs and rate limits, prompt-ready output, and a decision table.
Giving an AI agent live answer data with the MCP server
Connect an agent to the hosted MCP server, query AI assistants and Google as tools, and keep spend and long calls under control.